Drill concrete, brick and stone for wall plugs and anchors using a hammer drill.

Window and door screws 7.5 x 92 DeWalt DFM3520400
Key features
- Diameter (mm)7,5
- Length (mm)92
What it is
DeWalt DFM3520400 frame screws are fasteners for installing windows, doors and frames with medium-to-small installation gaps. With a diameter of 7.5 mm and a length of 92 mm, they offer a good compromise between ease of driving and anchoring depth in the masonry, for a stable connection of the frame to the wall.
A frame screw is a long screw with a special thread that fixes door and window frames directly to the wall, without a plug.
What it is for
Used for anchoring shelves, brackets and structures to walls and for general-purpose fixing into masonry, concrete and timber.
How to use it
Set the frame level with wedges and drill through frame and wall with the specified bit. Drive the screw until the frame is secured without distorting it, then recheck the alignment. Cover the head with the cover caps provided and fill the gaps with the specified material.
Where it is used
- Commercial construction
- Residential construction
- Renovation
Technical data
- Diameter (mm): 7,5
- Length (mm): 92
Who it is for
Designed for metal fabricators and joiners.
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- Percussion drill bit 14mm DeWalt DT6691-XJ — from the category Drill Bits for Granite, Masonry and Concrete
- PH2 inserts length 156 mm pack of 5 pcs DeWalt DT20425-QZ — from the category Bits
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- Browse the whole category: Window and Door Frame Screws
Before you order
In your request, please state the length, the diameter and the quantities required, so we can give you the right quotation first time.
For prices and availability, request a quote from AMES Srl: we will reply with our quotation, delivery times and, where needed, an equivalent technical alternative.
Specifications 2
| Diameter (mm) | 7,5 |
|---|---|
| Length (mm) | 92 |
The perfect setup for this job
Everything you need in one place, from functionality to safety.
For the job
Transmit the driver's force to the screw, with the right profile for each head.
Drill masonry and concrete and drive and tighten bolts, corded or cordless.
Fill gaps and fix frames and panels by expanding into voids.




